c20978e581
NOPRESUBMIT=True # cpplint errors that aren't caused by this CL. NOTRY=True NOTREECHECKS=True TBR=kwiberg@webrtc.org, kjellander@webrtc.org Bug: webrtc:7634 Change-Id: I3cca0fbaa807b563c95979cccd6d1bec32055f36 Reviewed-on: https://chromium-review.googlesource.com/562156 Commit-Queue: Edward Lemur <ehmaldonado@webrtc.org> Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#18919}
68 lines
2.1 KiB
C++
68 lines
2.1 KiB
C++
/*
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* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_CALL_RTP_RTCP_DEMUXER_HELPER_H_
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#define WEBRTC_CALL_RTP_RTCP_DEMUXER_HELPER_H_
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#include <algorithm>
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#include <map>
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#include <utility>
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#include "webrtc/rtc_base/array_view.h"
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#include "webrtc/rtc_base/basictypes.h"
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#include "webrtc/rtc_base/optional.h"
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namespace webrtc {
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template <typename Container>
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bool MultimapAssociationExists(const Container& multimap,
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const typename Container::key_type& key,
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const typename Container::mapped_type& val) {
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auto it_range = multimap.equal_range(key);
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using Reference = typename Container::const_reference;
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return std::any_of(it_range.first, it_range.second,
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[val](Reference elem) { return elem.second == val; });
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}
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template <typename Container, typename Value>
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size_t RemoveFromMultimapByValue(Container* multimap, const Value& value) {
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size_t count = 0;
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for (auto it = multimap->begin(); it != multimap->end();) {
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if (it->second == value) {
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it = multimap->erase(it);
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++count;
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} else {
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++it;
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}
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}
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return count;
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}
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template <typename Container, typename Key>
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bool ContainerHasKey(const Container& c, const Key& k) {
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return std::find(c.cbegin(), c.cend(), k) != c.cend();
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}
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template <typename Container>
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bool MultimapHasValue(const Container& c,
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const typename Container::mapped_type& v) {
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auto predicate = [v](const typename Container::value_type& it) {
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return it.second == v;
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};
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return std::any_of(c.cbegin(), c.cend(), predicate);
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}
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rtc::Optional<uint32_t> ParseRtcpPacketSenderSsrc(
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rtc::ArrayView<const uint8_t> packet);
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} // namespace webrtc
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#endif // WEBRTC_CALL_RTP_RTCP_DEMUXER_HELPER_H_
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